RT Journal Article SR Electronic T1 Pneumonia classification and healthcare-associated pneumonia: a new avenue or just a cul-de-sac? JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 985 OP 986 DO 10.1136/thoraxjnl-2013-204060 VO 68 IS 11 A1 Mark Woodhead YR 2013 UL http://thorax.bmj.com/content/68/11/985.abstract AB